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Halophytes and Soil Salinity in Qatar
(
Qatar University
, 2002 , Article)
Saline soils cover approximately 6% of the land in Qatar. Halophytes are common along the coastal areas and inland salt flats and wetlands, where saline water is available in their natural habitats permanently or periodically. ...
Effect of Different Doses of Inorganic Fertilizer on Water Quality, Primary Productivity and Production of Nile Tilapia (Oreochromis niloticus) in Earthen Ponds
(
Qatar University
, 2002 , Article)
Earthen ponds (surface area 155 m2 each) were used to study the effect of different doses of inorganic fertilizer on water quality and fish production. Each pond was stocked with 150 fish of Nile tilapia; Oreochromis ...
Meiofaunal Life of Man-Made Wastewater Ponds in Qatar
(
Qatar University
, 2002 , Article)
The meiofaunal life of two wastewater ponds around Doha City was studied for the period October 2000-October 2001. The substrate nature of the two ponds was found to be similar in mean particle sizes but the densities of ...
الأسس الجمالية في الأحكام النقدية للجاحظ : قضية القديم و الحديث أنموذجا
(
Qatar University
, 2002 , Article)
يحتل أبو عثمان الجاحظ مكانة متميزة في ساحة النقد العري القديم، بل إنه يعد علامة بارزة في هذا الحقل، إذ يشكل النهج الذي سلكه في محاورة النصوص الإبداعية بعامة، والنصوص الشعرية بخاصة، فيصلا بين مرحلتين كبيرتين من مراحل المسار ...
Cloning and Expression of Methionine-enriched Glycinin GY4-Genes in E. Coli
(
Qatar University
, 2002 , Article)
Cloned cDNAs encoding glycinin subunit GY4 was modified to increase methionine content. The effect of the modification was evaluated using an in vitro transcription / translation system. The modifications were carried out ...
Trace Metals in Wastewater Ponds in Qatar
(
Qatar University
, 2002 , Article)
A one-year monitoring program was conducted to determine the extent of metal contamination in two wastewater ponds in Qatar. Abu-Hamour pond receives untreated domestic and industrial waste while Abu-NakhIa pond receives ...
A Qualitative Approach to Direct Inference Principle
(
Qatar University
, 2002 , Article)
In this paper,we study the suitability of a symbolic model of syllogistic reasoning and direct inference principle with the representation and the management of knowledge based on statistical information and evaluated in ...
تمكن الطلاب من تعلم بعض مفاهيم الدراسات الاجتماعية: دراسة استكشافية على طلاب الصف السادس الابتدائي بمنطقة أبها التعليمية
(
Qatar University
, 2002 , Article)
إن الأهمية التي تحتلها المفاهيم في العملية التعليمية كبيرة جداً لما لها من دور بارز في بناء وتكامل المناهج التعليمية، وهذه المكانة المهمة دفعت بالباحث للقيام بهذه الدراسة الاستكشافية فضلا عن القصور في عدد البحوث التي تتعلق ...
Mineralogy and Chemistry of Desert Roses, Ayn Dar Area, Abqaiq, Eastern Province, Saudi Arabia
(
Qatar University
, 2002 , Article)
Desert roses are crystals which usually take the form of rose petal. They have definite crystal shapes, and enclose sand grains. The desert roses were scattered along an area of about 500m2 in the Ayn Dar area, near Abqaiq, ...
تقنين اختبار المصفوفات المتتابعة العادي لرافن علي طلاب وطالبات المرحلة الابتدائية بمدينة الدوحة بدولة قطر
(
Qatar University
, 2002 , Article)